/Engine/Plugins/AudioGameplay/Source/AudioGameplay/Public/AudioComponentGroup.h
Stop all instances of this Sound on any internal or external components.
[UFUNCTION](Programming/UnrealArchitecture/Reference/Functions)(BlueprintCallable, BlueprintCosmetic, Category=AudioComponentGroup) void StopSound ( [USoundBase](API\Runtime\Engine\Sound\USoundBase) * Sound, const float FadeTime )